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AK4569
低能耗 20位编码译码器配有 IPGA和耳机放大器
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- 2ch 20bit ADC
- S/N: 89dB
- Single-ended input
- 2 stereo inputs selector
- Analog input PGA: +32dB ~ -19dB, Mute, 0.5dB step (MIC input)
+20dB ~ -31dB, Mute, 0.5dB step (LINE input)
- Digital HPF for DC-offset cancellation
- I/F format: 20bit MSB justified, I2S
- 2ch 20bit DAC
- I/F Format: I²S, 20bit MSB justified, 20bit/16bit LSB justified
- Digital ATT: 0dB ~ -127dB, Mute, 0.5dB step (soft transition)
- Soft mute
- Digital De-emphasis Filter: 32kHz, 44.1kHz and 48kHz
- Bass Boost Function
- Sampling Rate: 8kHz ~ 48kHz
- System clock: 256fs/384fs/512fs
- Input level: CMOS or 1Vpp Analog Input
- Analog Mixing Circuit
- Mono Lineout
- Analog volume: 0dB ~ -30dB, Mute, 2dB step
- Headphone Amplifier
- Output Power: 8.7mW x 2ch @16Ω load & 6.816Ω series resistor
- S/N: 90dB
- μP Interface: 3-wire
- Power management
- Power supply: 2.7V ~ 3.6V
- Power dissipation: 15mA
- Ta: -40 ~ 85°C
- Small Package: 28pin QFN (5.2mm x 5.2mm, 0.5mm pitch)
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AK4569 BLOCK DIAGRAM
Data Sheet PDF
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Data Sheets
Rev. MS0292-E-01 2005/07
PDF : 460KB / 45pages
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Evalution Board Manual
Rev. KM067203, 2002/11
PDF : 323KB / 27pages |
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